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Stellar Occultation by (313) Chaldaea on 2025-01-10 (06:56:26 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 067830f0-8576-11ef-78cd-81d34b0f1afd [asteroids]

 Occultation Date + Time   : 2025-01-10 at 06:56:26 UT +/- 0.01 min  [1]
 Object Designation        : (313) Chaldaea
 Star Designation          : GDR3 3598521894935655424
 Star Coordinates (ICRF)   : RA = 11 51 21.9632, DE = -06 26 21.881  [2]
 Star Magnitudes           : G = 14.22 mag, RP = 13.6 mag, BP = 14.68 mag
 Object Magnitude          : V = 12.66 mag
 Estimated Magnitude Drop  : 0.2 mag
 Estimated Max. Duration   : 10.2 sec
 Object Mean Diameter      : 96 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.4 km/s
 Elongation to Moon & Sun  : 117° (sunlit = 84%), Sun = 110°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#122

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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